User manual

Evaluation Kit Hardware
SAM4S-EK2 User Guide 4-18
11176A–ATARM–24-Sep-12
13 PC12 NCS3 AD12 User push-button 2
14 PC13 NWAIT PWML0 AD10 LCD backlight control
15 PC14 NCS0 NAND Flash chip select
16 PC15 NCS1 PWML1 AD11 TFT LCD chip select
17 PC16 A21/NANDALE NAND Flash ALE
18 PC17 A22/NANDCLE NAND Flash CLE
19 PC18 A0/NBS0 PWMH0 RDYBSY NAND Flash RDY/BSY
20 PC19 A1 PWMH1 TFT LCD RegSel
21 PC20 A2 PWMH2 Red LED (Power)
22 PC21 A3 PWMH3 USB Vbus detection
23 PC22 A4 PWML3 QTouch valid button SNS
24 PC23 A5 TIOA3 QTouch valid button SNSK
25 PC24 A6 TIOB3 QTouch up button SNS
26 PC25 A7 TCLK3 QTouch up button SNSK
27 PC26 A8 TIOA4 QTouch down button SNS
28 PC27 A9 TIOB4 QTouch down button SNSK
29 PC28 A10 TCLK4 AD13 QTouch left button SNS
30 PC29 A11 TIOA5 AD14 QTouch left button SNSK
31 PC30 A12 TIOB5 QTouch right button SNS
32 PC31 A13 TCLK5 QTouch right button SNSK
Table 4-3. PIO Port C Pin Assignments and Signal Descriptions (Continued)
No I/O Line Peripheral A
Peripheral
B
Peripheral
C
Extra
Function
System
Function Comments